(PHP 4, PHP 5, PHP 7)
rewinddir — 锟斤拷锟斤拷目录锟斤拷锟�
$dir_handle
锟斤拷 dir_handle 指锟斤拷锟斤拷目录锟斤拷锟斤拷锟矫碉拷目录锟侥匡拷头锟斤拷
dir_handle
目录锟斤拷锟斤拷锟� resource锟斤拷之前锟斤拷 opendir() 锟斤拷